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        검색결과 538

        341.
        2015.04 구독 인증기관·개인회원 무료
        Invasive species are a major threat to ecosystems and cause enormous environmental and economic losses. Although it is difficult to estimate the full extent of the environmental damage by exotic species and control costs, it is estimated that invasive species cause > $100 billion in losses per year in the United States alone. The brown marmorated stink bug (BMSB), Halyomorpha halys, is native to Asia, but has become a recent example of serious biological invasion, expecially in the US. The BMSB is a voracious eater that damages fruit, vegetable, and ornamental crops in North America. To manage this destructive invasive pest, a team of more than 50 researchers is studying the pest's biology, behavior and ecology to find management solutions for growers, seeking strategies that will protect food, environment and agricultural industry. In this study, I address how the BMSB team were able to make successful team effort to battle the invasive species with funding from the USDA's Specialty Crop Research Initiative.
        342.
        2015.04 구독 인증기관 무료, 개인회원 유료
        Quality of life due to climate change are different and are seeking a way, that affects most of the water seems to be the field. Carbon dioxide is a greenhouse gas causing climate change in the proportion known to be the most. According to the OECD's 2050 Environmental Outlook in Korea is the OECD country with the most severe water stress was released. Water shortages in 2020, Korea has been known to enter the country. The OECD Green Growth policy of the keyword in the water to be present Water Footprint is produced from raw materials procurement, disposal and recycling of the product's life cycle to calculate the water usage of water resources is a technique to quantify the load. Water footprint calculations are used in the per-unit water consumption. In this study, to measure the carbon dioxide emissions and water usage more accurately measure who try and look for ways to manage
        5,500원
        343.
        2015.03 KCI 등재 구독 인증기관·개인회원 무료
        책임판단의 대상은 자유로운 의사와 그 의사에 기인하여 실현된 행위이다. 이러한 책임의 근거는 행위자에게 달리 행동할 수 있는 가능성이 있었다는 것이며, 이는 의사자유를 전제로 하고 있다. 하지만 최근의 일부 연구에 의하면 인간에게는 의사를 결정할 수 있는 자유는 존재하지 않고, 인간이 자유롭게 결정할 수 있다는 인식은 단지 망상 내지 착각에 불과하다. 물론 뇌신경과학의 새로운 발견들이 여러 가지 흥미로운 결과를 제시하고 있기는 하지만, 적어도 의사자유나 책임과 같은 주제에 대해 지금까지의 논의에서 간과하거나 새롭게 고려할 만한 자료를 제시하는데 성공했다고 판단하기에는 무리가 있어 보인다. 그러나 의사자유가 우리 인식체계에 포착되지 않는다 할지라도 우리를 규정하는데 매우 중요한 문제이기 때문에 앞으로도 계속 많은 연구자들이 의사형성과정의 본질을 파헤치기 위하여 모종의 시도를 할 가능성이 높으며, 최근의 과학 발전 속도를 고려하면 이와 같은 문제제기는 더 빈번해 질 가능성이 높다. 특히 뇌신경과학의 발달은 특별예방적 단초로 활용되어 전통적인 제제의 대안으로 치료를 전면에 내세우는 결과를 초래할 수도 있으며, 더 나아가 의사자유를 전제로 하는 도의적 책임론을 벗어나 사회의 질서유지와 개인의 기본권을 보다 더 확실하게 보장할 수 있는 책임개념을 요구할 수도 있다.
        344.
        2015.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        It is expected that the temperature in Pyeongyang will be similar to that (16.6℃) in Seogwipo in the late 21st century, and most of South Korea will enter the subtropical climate due to climate change. Change in the precipitation pattern like the range of fluctuation caused by climate change will lead to expanded uncertainty in securing reliable water supply, along with a serious impact on demands for living and industrial water due to change in the volume and period of river outflow. As industrial water for production activities is estimated based on the contract quantity, it is difficult to apply rationalization of water usage and incentives in water recycling. Therefore many companies are making efforts in complying with the effluent standard while spending few resources on such rationalization and recycling. This study researched water risk management over 115 Korean companies by 28 questions in 4 categories. Through the research, this study aims to understand water risk management levels and seek response plans.
        5,500원
        345.
        2014.12 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        Intensity interferometry, based on the Hanbury Brown–Twiss effect, is a simple and inexpensive method for optical interferometry at microarcsecond angular resolutions; its use in astronomy was abandoned in the 1970s because of low sensitivity. Motivated by recent technical developments, we argue that the sensitivity of large modern intensity interferometers can be improved by factors up to approximately 25 000, corresponding to 11 photometric magnitudes, compared to the pioneering Narrabri Stellar Interferometer. This is made possible by (i) using avalanche photodiodes (APD) as light detectors, (ii) distributing the light received from the source over multiple independent spectral channels, and (iii) use of arrays composed of multiple large light collectors. Our approach permits the construction of large (with baselines ranging from few kilometers to intercontinental distances) optical interferometers at the cost of (very) long-baseline radio interferometers. Realistic intensity interferometer designs are able to achieve limiting R-band magnitudes as good as mR ≈ 14, sufficient for spatially resolved observations of main-sequence O-type stars in the Magellanic Clouds. Multi-channel intensity interferometers can address a wide variety of science cases: (i) linear radii, effective temperatures, and luminosities of stars, via direct measurements of stellar angular sizes; (ii) mass–radius relationships of compact stellar remnants, via direct measurements of the angular sizes of white dwarfs; (iii) stellar rotation, via observations of rotation flattening and surface gravity darkening; (iv) stellar convection and the interaction of stellar photospheres and magnetic fields, via observations of dark and bright starspots; (v) the structure and evolution of multiple stars, via mapping of the companion stars and of accretion flows in interacting binaries; (vi) direct measurements of interstellar distances, derived from angular diameters of stars or via the interferometric Baade–Wesselink method; (vii) the physics of gas accretion onto supermassive black holes, via resolved observations of the central engines of luminous active galactic nuclei; and (viii) calibration of amplitude interferometers by providing a sample of calibrator stars.
        5,400원
        346.
        2014.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        미술사에서 소위 이성적인 예술이라 일컬어지는 솔 르윗의 작품은 수학에 연관되어 논의되어 왔다. 그러나 역사적 정황은 모호하다. 즉 르윗은 1960년대 초 이래 수학에 의거하여 기하학적 외견을 보이는 작품을 제작하면서도, 동시에 수학의 중요성에 반론을 제기한다. 이 논문은 솔 르윗의 작품 <벽면구성(Wall Structure)> (1963), <연속작업 #1 (Serial Project #1) (ABCD)> (1966), <미완 입방체의 모든 변형체 (All Variations of Incomplete Cubes)> (1974) 를 비교분석하고 이에 대한 미술사적인 담론을 재구성함으로써 그가 “예술적-수학적” 작업을 변경한 방식을 고찰한다. 그리고 그 작품에서 보여지는 수학적인 내용, 특히 그가 사용한 법칙이 어떻게 차별화되며 작가의 의도에 어떻게 연관되는지를 살펴본다. 따라서 이 논문은 자신의 작품이 수학적이고 이성적인 작품이라고 이해되는 것에서 탈피하고자 하는 취지에서 르윗이 예술과 수학 간의 상호관계를 규정하는 것을 고찰하고자 한다.
        6,100원
        347.
        2014.12 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        The purpose of this study was to determine whether three standard-setting methods would produce sufficiently consistent results for placement decisions. The cut scores were derived from modified Angoff method, borderline group method, and cluster analysis. The results indicate that the cut scores derived from the three standard setting methods did not entirely agree with each other in assigning students into different levels, suggesting that the choice of standard setting method influenced the resulting cut scores. Specifically, the borderline-group method tended to produce lower cut scores than the other two methods. The cluster analysis yielded two cut scores, which were very similar to the cut scores derived from the modified Angoff method at the corresponding levels. The implications of the findings are discussed and avenues for further study are suggested.
        6,000원
        348.
        2014.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        1960년대를 통해서 비디오 예술의 선구자 백남준은 철학적이고 미학적인 토대 위에서 그의 비디오 예술을 정당화하려고 했다. 그의 한 가지 전략은 그의 비디오 예술과 노버트 위너의 사이버네틱스를 연관 짓는 것이었다. 백남준은 비디오 예술과 사이버네티스 모두 피드백이라는 공통 특성을 가진다고 주장했다. 그는 더 나아가서 이 둘 모두가 복잡한 피드백 메커니즘 때문에 결정론적인 통제로부터 벗어난다고 생각했다. 예를 들어, 예술가가 텔레비전 영상을 조작하고 이에 관객이 참여하는 것은 예술가, 예술작품 (텔레비전 이미지), 그리고 관객 사이에 복잡한 피드백 연결고리들을 만들기 때문에 이 전체적인 과정은 결정론적인 통제나 예측을 벗어난다는 것이었다. 이런 비결정론은 예술을 만드는 과정에 관객이 참여하는 것을 충분히 정당화했다. 백남준은 또 이런 사이버네틱스의 피드백을 불교와 음양의 동양철학을 통해 해석했다. 사이버네틱스는 그로 하여금 그의 동양인으로서의 정체성과 서양의 비디 오 예술 속에 내재한 동양적인 요소를 찾는 데 도움을 주었다.
        6,900원
        351.
        2014.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Preschoolers are the most effective age to start fire safety education. But, if the education contents are inappropriate, they may form the wrong habit to preschoolers. Many educational contents of fire safety in Korea are not so obvious in the principle and order of priority about what to do during fire and they often contain unnecessary contents to preschoolers such as how to use fire extinguisher. This paper has analyzed fire safety awareness of preschoolers and teachers and, based on the results, has claimed unsuitability of training on how to use fire extinguisher and has suggested the improvement of fire safety education.
        4,000원
        352.
        2014.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study examines the general assumption that serious games can bring about positive effects for purported social changes. The interactive nature of the serious game was thought to be one of the distinctive aspects of the medium as compared with other traditional non- interactive media. To explore whether the interactivity of serious games yields different psychological influences, we conducted an experimental study with a serious game whose narrative concerns the environmental issue, EcoFriendz (N=40). The results illustrate that those who played the video game perceived themselves to be more aware of the environmental problem than those who read the same narrative in a non-interactive text format. Also the game players were more willing to carry out measures to deal with the environmental problem.
        4,000원
        353.
        2014.07 KCI 등재 구독 인증기관 무료, 개인회원 유료
        국제법과 국내법의 충돌은 헌법 학자와 국제법 학자의 연구 대상으로 오랫동안 논란의 대상이 되어 왔지만 이러한 충돌은 국제적인 성격이 강한 해상법의 영역에서 실제로 가장 많이 발생한다 그런데 최근 해상법의 영역에서 종래 헌법이나 국제법 이론으로 설명이 되지 않는 새로운 현상이 발생하고 있고 이러한 현상은 법률가들이 미쳐 검토와 대안을 제시하기도 전에 그 영역을 확대 하여 가고 있으며 이러한 현상은 처음에는 해상법의 영역에서 시작되었지만 최근에 다른 분야로 그 범위를 넓혀가고 있다 종래 국제법과 국내법은 모두 국가주권주의에 바탕을 두고 있었고 국가의 동의를 통하여 성립한 조약의 범위 내에소 조약이 효력을 갖는 것으로 이해하였다 그러나 최근에는 조약에 기초를 두고 있기는 하지만 국제기구가 스스로 많은 규정을 만들어 이를 세계적으로 시행하고 있다 적용 대상인 국가가 국가 주권을 내세워 이에 대항할 수 없는 현상이 차츰 여기저기에서 많이 나타나고 있고 이는 결국 국제법이 사실상 국내법에 우선하는 효력을 갖게 되는 결과를 가져왔다 국제적인 성격이 강한 해운 항공 및 통신 분야에서 이러한 현상이 두더러 지고 있으며 특히 해운 분야에서는 해운활동을 규제하는 많은 국제적인 규범이 있는데 어느 국가이든 이를 사실상 수용하지 않을 수 없는 현상이 나타나고 있다 이러한 새로운 현상에 대하여 법률가의 입장에서 절차적으로 이를 어떻게 정당화 하며 국내법적으로 어떻게 그 범위와 한계를 설정할지 의문이 제기된다 최근에 이탈리아에서 유럽 연합과 관련하여 이 문제가 제기되어 이탈리아 헌법의 개정에까지 이른 경험을 바탕으로 해상법학자로서 비록 최종적인 결론을 제시할 성질은 아니라 하더라도 앞으로 이 문제가 발전할 방향을 제시하고자 한다
        5,700원
        354.
        2014.07 구독 인증기관 무료, 개인회원 유료
        Service retailers need to develop more and more stores to make their business grow, and so, many firms attempt to expand their stores nationally by aiming for the numerical target such as 1,000 stores within five years and so on. In practical fields, however, firms seem to find it hard to plan the concrete method to achieve the target and they seem to develop stores with rootless feeling. The reason for that is relatively little has so far been known regarding how firms should expand their geographic markets according to their growth stage with keeping good financial results. The purpose of this study is both to classify store development methods of service retailers in a domestic market and to clarify the relationship between growth methods and the corporate performance by analyzing sixteen Japanese school and education firms listed in Japan. Main result is profitability is the lowest in firms which expand their store networks into multiple areas without forming area dominant, while profitability is the highest in firms which expand and disperse the total number of stores nationally.
        4,000원
        355.
        2014.07 구독 인증기관·개인회원 무료
        This research tends to answer the following question: How do multinational corporations transmit their service brand to the local employees of the host country? Service brand has been discussed from the point of internal marketing, which ensures that employees can demonstrate the authentic value of the service brand in their attitudes and behaviors. However, when a corporation attempts to transmit the service brand across borders, there needs to be a balance between globalization and localization. This research intends to build a systematic internal marketing mechanism from the viewpoint of internal marketing, international service branding and subsidiary brand-specific transformational leadership. This study uses both qualitative and quantitative methods to conduct an in-depth case study and questionnaire survey. This research provides the following theoretical and managerial contributions. Firstly, it proposes a systematic internal marketing mechanism to transmit the service brand across international borders. This includes a brand-specific leadership with cultural sensitivity, a brand norm positively led by the leader and an organizational learning system, which influences the practice of the brand norms. Secondly, in order to transmit the international service brand successfully, this paper argues that subsidiaries’ leaders should have cultural sensitivity and demonstrate a brand-specific transformational leadership style. Thirdly, the paper finds and verifies that brand-specific transformational leadership has a positive effect on the brand norms and organizational learning, which in turn affect employee brand behavior and attitude toward the company’s core brand value. Managerially, the systematic internal marketing mechanism developed by this research can enlighten those service companies who intend to expand their international scope and ascertain their service brand value is transmitted accurately and executed locally.
        356.
        2014.07 구독 인증기관 무료, 개인회원 유료
        This research investigated how the relationship between customers’ psychological factors and expectations of self-checkout systems influences overall satisfaction. The results show that perceptions of “social injustice” negatively affect consumer satisfaction when the customer has high expectations. Conversely, the variables “uncomfortable,” “unoccupied,” and “anxious” negatively affect satisfaction when expectations are low.
        4,200원
        357.
        2014.07 구독 인증기관 무료, 개인회원 유료
        Research on strategic orientations has mainly focused on Western countries, leaving findings an open issue for other contexts, such as transitional economies. In these economies competition is likely to be fluid and new entrants are approaching the market which offers new perspectives on the strategic orientation-context link. However, extant literature on strategic management has mostly studied short term adaption events or single cases, and to more accurately account for the dynamic process of economic transition, strategic research has to focus on how firms co-evolve with the changing environment. Extending previous work, we investigate the process of firms’ co-evolution with their environment over the last two decades of economic transition in Hungary. Results show that there has been a significant increase in perceived market turbulence, technological turbulence and competitive intensity as the Hungarian economy enters the later phase of economic transition. However, firms do not perceive this change in the environment and do not respond to it by allocating more resources on customer and competitor orientation.
        4,600원
        358.
        2014.07 구독 인증기관 무료, 개인회원 유료
        This research extends the seminal work on the role of haptic (touch) information for consumers’ purchase decisions in both online and store shopping settings. Especially, this research focuses on which information consumers rely on as substitutes for haptic information when they cannot touch products at online shopping. A conceptual model is developed to investigate and compare the relative importance of touch, brand, virtual word-of-mouth, and product design. The proposed model is tested with the data collected from 380 consumers in an Asian country (Japan). The empirical results on two product categories (leather bags and smart phone cases) suggest that 1) consumers rely on other information than touch for online shopping, 2) the priority of substitute information differs depending on product categories, and 3) the priority also changes between online and store shopping for the same product category.
        4,000원
        359.
        2014.07 구독 인증기관 무료, 개인회원 유료
        The amount of data in companies today in terms of volume, velocity and variety is unique in the history of business. Despite on-going calls for more accountability of the marketing function, there is a lack of studies that examine the role of metrics in order to interpret this data. This study focuses on how marketing metrics and financial metrics are used within organizations to both quantify and to explore data relevant for marketing mix decision-making. An analysis of primary data from six case studies and 29 marketing mix decisions promises to provide a rich understanding of the activities and metrics that are used to trigger and inform managerial decision-making. The aim is to contribute to the body of knowledge on metrics use with the aim of improving managerial decision-making, marketing mix performance and the standing of the marketing function in the firm.
        4,300원
        360.
        2014.07 구독 인증기관·개인회원 무료
        This research is intended to provide marketing practitioners with an overview of web analytics to explore the issue of how to define and measure the effectiveness of social media through analyzing the various activities of current/potential consumers as well as provide a comprehensive analysis of the effectiveness of digital content marketing using social media. These analytics answer broad questions about which types of social media metrics are best at referring traffic, about conversations at the organization’s website, and about comparing different social media channels, such as Facebook and Twitter in this study. These analytics employ time series analysis to specifically address activities in SNSs that effectively drive traffic to a website and accomplish business goals. This study is one of the first empirical investigations in the marketing communication field related to measuring social media’s effectiveness. The major goal of this study is to demonstrate the value of businesses’ efforts and to optimize their digital/social marketing strategy using web analytics.